A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 6220-01-437-9002
NSN 5990-01-048-9536
NSN 5910-01-108-0667
NSN 5920-00-014-7686
NSN 4140-01-416-0668
NSN 5998-00-148-1035
NSN 5835-01-143-6841
NSN 5965-01-113-9061
NSN 6610-00-639-3615
NSN 6220-01-105-9055
NSN 6220-00-890-1437
NSN 6135-00-735-8530